Image displaying device

• US 5,276,471 A
• Filed: 05/08/1991
• Issued: 01/04/1994
• Est. Priority Date: 05/17/1990
• Status: Expired due to Term

• Current Assignee: Sony Corporation (Sony Group Corp.)
• Original Assignee: Sony Corporation (Sony Group Corp.)
• Inventors: Takekuma, Toshiki, Okayama, Naoki, Yamauchi, Toshiyuki, Kamaya, Naoki
• Primary Examiner(s): Lerner, Martin
• Assistant Examiner(s): Dang, Hung Xuan
• Application Number:
  US07/697,207
• Time in Patent Office: 972 Days
• Field of Search: 351/121, 351/123, 351/153, 351/158, 2/450, 16/228
• US Class Current: 351/153
• CPC Class Codes: G02B 27/0176 characterised by mechanical features
• CPC Class Codes: G02C 11/10 Electronic devices other than hearing aids
• CPC Class Codes: G02C 5/20 adjustable, e.g. telescopic
• CPC Class Codes: G02C 7/101 having an electro-optical light valve electro-optical elements per se G02F
• CPC Class Codes: H04N 13/344 with head-mounted left-right displays

Abstract

An image displaying device including a light source and liquid crystal panels to be illuminated by the light source in which the main body of the device is installed to a user'"'"'s head so as to project images of the liquid crystal panels to retina of a user'"'"'s eyeballs through the light source. There are provided a pair of frames for use in installing the main body of the device to a user'"'"'s face at both sides of the main body of the device, and a clearance of the pair of frames can be adjusted by an adjusting mechanism.

Claims

1. An image displaying device comprising:

a visor-like portion;

a light source disposed in said visor-like portion;

first and second liquid crystal panels illuminated by said light source, said liquid crystal panels being arranged to protect images onto retina of the eyes of a person wearing the image displaying device;

a pair of temples pivotally connected to the sides of said visor-like portion; and

means for adjusting a distance between the pivotally mounted ends of said pair of temples and the clearance between each of the pivotally mounted ends and said visor-like portion.

2. An image displaying device according to claim (1) in which said pair of temples is simultaneously moved by an equal distance in an opposite direction with respect to said visor-like portion by said adjusting means.

3. An image displaying device according to claim (2) in which said adjusting mechanism includes a single manually rotatable operating member which is supported on said visor-like portion.

4. The image displaying device according to claim (1) wherein said adjusting means includes an adjusting mechanisms comprising hinge members which are each pivotally connected to said visor-like portion at one end and pivotally connected to an end of a temple at the other end.

5. The image displaying device according to claim 1 further comprising a nose support, said nose support being movably supported on said visor-like portion and selectively movable toward and away from said visor-like portion.

6. The image displaying device according to claim 1 wherein said pair of temples includes means for permitting each of the temples to be adjusted in length.